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Disease-free survival of patients with locally advanced rectal cancer receiving capecitabine/irinotecan +/− cetuximab based chemoradiotherapy as preoperative treatment (n = 86). Shown are survival curves of patients treated with CapIri (solid curve; n = 37) versus patients treated with CapIri + cetuximab (dotted curve; n = 49), P = 0.62.
